9968401 has 4 divisors (see below), whose sum is σ = 10032052. Its totient is φ = 9904752.

The previous prime is 9968381. The next prime is 9968411. The reversal of 9968401 is 1048699.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1048699 = 31 ⋅33829.

It can be written as a sum of positive squares in 2 ways, for example, as 1324801 + 8643600 = 1151^2 + 2940^2 .

It is a cyclic number.

It is not a de Polignac number, because 9968401 - 2¹⁷ = 9837329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9968411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31590 + ... + 31903.

It is an arithmetic number, because the mean of its divisors is an integer number (2508013).

Almost surely, 2^9968401 is an apocalyptic number.

It is an amenable number.

9968401 is a deficient number, since it is larger than the sum of its proper divisors (63651).

9968401 is a wasteful number, since it uses less digits than its factorization.

9968401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63650.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 9968401 is about 3157.2774664258. The cubic root of 9968401 is about 215.2163029550.

The spelling of 9968401 in words is "nine million, nine hundred sixty-eight thousand, four hundred one".